PT-2026-104057 · Kvcache Ai · Mooncake

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CVE-2026-103764

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Published

2026-10-01

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Updated

2026-10-02

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Mooncake transfer engine before 0.3.13 contains an untrusted pointer dereference in ServerSession::readHeader that allows unauthenticated attackers to read and write arbitrary process memory via the TCP transport data port. Attackers can send a crafted SessionHeader with arbitrary addr and size values using READ or WRITE opcodes to disclose KV cache contents, prompts and secrets or corrupt memory toward code execution.

Fix

Untrusted Pointer Dereference

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Weakness Enumeration

Related Identifiers

CVE-2026-103764

Affected Products

Mooncake